8724402 has 16 divisors (see below), whose sum is σ = 19387680. Its totient is φ = 2908116.

The previous prime is 8724377. The next prime is 8724421. The reversal of 8724402 is 2044278.

8724402 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×8724402² = 152230380515208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80728 + ... + 80835.

It is an arithmetic number, because the mean of its divisors is an integer number (1211730).

Almost surely, 2^8724402 is an apocalyptic number.

8724402 is an abundant number, since it is smaller than the sum of its proper divisors (10663278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8724402 is a wasteful number, since it uses less digits than its factorization.

8724402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161574 (or 161568 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 8724402 is about 2953.7098706542. The cubic root of 8724402 is about 205.8631226953.

The spelling of 8724402 in words is "eight million, seven hundred twenty-four thousand, four hundred two".